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"""Used by the make system to generate keyboard.c from info.json.
"""
from milc import cli
from qmk.info import info_json
from qmk.commands import dump_lines
from qmk.keyboard import keyboard_completer, keyboard_folder
from qmk.path import normpath
from qmk.constants import GPL2_HEADER_C_LIKE, GENERATED_HEADER_C_LIKE
def _gen_led_configs(info_data):
lines = []
if 'layout' in info_data.get('rgb_matrix', {}):
lines.extend(_gen_led_config(info_data, 'rgb_matrix'))
if 'layout' in info_data.get('led_matrix', {}):
lines.extend(_gen_led_config(info_data, 'led_matrix'))
return lines
def _gen_led_config(info_data, config_type):
"""Convert info.json content to g_led_config
"""
cols = info_data['matrix_size']['cols']
rows = info_data['matrix_size']['rows']
lines = []
matrix = [['NO_LED'] * cols for _ in range(rows)]
pos = []
flags = []
led_layout = info_data[config_type]['layout']
for index, led_data in enumerate(led_layout):
if 'matrix' in led_data:
row, col = led_data['matrix']
matrix[row][col] = str(index)
pos.append(f'{{{led_data.get("x", 0)}, {led_data.get("y", 0)}}}')
flags.append(str(led_data.get('flags', 0)))
if config_type == 'rgb_matrix':
lines.append('#ifdef RGB_MATRIX_ENABLE')
lines.append('#include "rgb_matrix.h"')
elif config_type == 'led_matrix':
lines.append('#ifdef LED_MATRIX_ENABLE')
lines.append('#include "led_matrix.h"')
lines.append('__attribute__ ((weak)) led_config_t g_led_config = {')
lines.append(' {')
for line in matrix:
lines.append(f' {{ {", ".join(line)} }},')
lines.append(' },')
lines.append(f' {{ {", ".join(pos)} }},')
lines.append(f' {{ {", ".join(flags)} }},')
lines.append('};')
lines.append('#endif')
lines.append('')
return lines
def _gen_matrix_mask(info_data):
"""Convert info.json content to matrix_mask
"""
cols = info_data['matrix_size']['cols']
rows = info_data['matrix_size']['rows']
# Default mask to everything disabled
mask = [['0'] * cols for _ in range(rows)]
# Mirror layout macros squashed on top of each other
for layout_name, layout_data in info_data['layouts'].items():
for key_data in layout_data['layout']:
row, col = key_data['matrix']
if row >= rows or col >= cols:
cli.log.error(f'Skipping matrix_mask due to {layout_name} containing invalid matrix values')
return []
mask[row][col] = '1'
lines = []
lines.append('#ifdef MATRIX_MASKED')
lines.append('__attribute__((weak)) const matrix_row_t matrix_mask[] = {')
for i in range(rows):
lines.append(f' 0b{"".join(reversed(mask[i]))},')
lines.append('};')
lines.append('#endif')
return lines
@cli.argument('-o', '--output', arg_only=True, type=normpath, help='File to write to')
@cli.argument('-q', '--quiet', arg_only=True, action='store_true', help="Quiet mode, only output error messages")
@cli.argument('-kb', '--keyboard', arg_only=True, type=keyboard_folder, completer=keyboard_completer, required=True, help='Keyboard to generate keyboard.c for.')
@cli.subcommand('Used by the make system to generate keyboard.c from info.json', hidden=True)
def generate_keyboard_c(cli):
"""Generates the keyboard.h file.
"""
kb_info_json = info_json(cli.args.keyboard)
# Build the layouts.h file.
keyboard_h_lines = [GPL2_HEADER_C_LIKE, GENERATED_HEADER_C_LIKE, '#include QMK_KEYBOARD_H', '']
keyboard_h_lines.extend(_gen_led_configs(kb_info_json))
keyboard_h_lines.extend(_gen_matrix_mask(kb_info_json))
# Show the results
dump_lines(cli.args.output, keyboard_h_lines, cli.args.quiet)
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